Display screen or portion thereof with graphical user interface for surveillance system



The FIGURE is a front view of a display screen or portion thereof with graphical user interface for surveillance system, showing our new design.

The outermost dot-dash broken lines in the FIGURE show a display screen or portion thereof and form no part of the claimed design. The other broken lines in the FIGURE show portions of the graphical user interface that form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface for surveillance system, as shown and described. 